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Technical Data Sheet
PartsTable / COMPONENT / 21112 SEQUENCE 113
21112 SEQUENCE 113 ✓ Verified by PartsTable
— · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

The BEARING,ROLLER,TAPERED is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include filter: INCLUDED, overall_width: 3.500 INCHES NOMINAL IN, overall_height: 0.187 INCHES NOMINAL IN, overall_length: 5.500 INCHES NOMINAL IN, special_features: NUCLEAR HARDNESS CRITICAL ITEM, end_item_identification: B-1B;AN/ALQ-161. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-275-8587, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
21112 SEQUENCE 113
NSN: 3110-01-275-8587
FSC: 3110
CAGE: 29899 — CALGON CARBON UV TECHNOLOGIES LLC DBA HYDE MARINE (USA)
SPECIFICATIONS
filterINCLUDED
overall_width3.500 INCHES NOMINAL IN
overall_height0.187 INCHES NOMINAL IN
overall_length5.500 INCHES NOMINAL IN
special_featuresNUCLEAR HARDNESS CRITICAL ITEM
end_item_identificationB-1B;AN/ALQ-161
criticality_code_justificationFEAT
NSN3110-01-275-8587
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 21112 SEQUENCE 113 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
AAU772Interchangeable
interchangeable cross-reference
interchangeable
A10-054Interchangeable
interchangeable cross-reference
interchangeable
AA4772Interchangeable
interchangeable cross-reference
interchangeable
4190Interchangeable
interchangeable cross-reference
interchangeable
367890-1Interchangeable
interchangeable cross-reference
interchangeable
2Z9639-13Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21112 SEQUENCE 113?
21112 SEQUENCE 113 is a BEARING,ROLLER,TAPERED.
What parts can replace 21112 SEQUENCE 113?
There are 7 known substitutes for 21112 SEQUENCE 113: AAU772, A10-054, AA4772 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21112 SEQUENCE 113?
21112 SEQUENCE 113 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-275-8587. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026